зеркало из https://github.com/mozilla/gecko-dev.git
113 строки
2.9 KiB
C++
113 строки
2.9 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "HeadlessClipboard.h"
|
|
|
|
#include "nsISupportsPrimitives.h"
|
|
#include "nsComponentManagerUtils.h"
|
|
#include "nsCOMPtr.h"
|
|
|
|
namespace mozilla {
|
|
namespace widget {
|
|
|
|
NS_IMPL_ISUPPORTS(HeadlessClipboard, nsIClipboard)
|
|
|
|
HeadlessClipboard::HeadlessClipboard()
|
|
: mClipboard(MakeUnique<HeadlessClipboardData>()) {}
|
|
|
|
NS_IMETHODIMP
|
|
HeadlessClipboard::SetData(nsITransferable* aTransferable,
|
|
nsIClipboardOwner* anOwner,
|
|
int32_t aWhichClipboard) {
|
|
if (aWhichClipboard != kGlobalClipboard) {
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
// Clear out the clipboard in order to set the new data.
|
|
EmptyClipboard(aWhichClipboard);
|
|
|
|
// Only support plain text for now.
|
|
nsCOMPtr<nsISupports> clip;
|
|
nsresult rv =
|
|
aTransferable->GetTransferData(kUnicodeMime, getter_AddRefs(clip));
|
|
if (NS_FAILED(rv)) {
|
|
return rv;
|
|
}
|
|
nsCOMPtr<nsISupportsString> wideString = do_QueryInterface(clip);
|
|
if (!wideString) {
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
nsAutoString utf16string;
|
|
wideString->GetData(utf16string);
|
|
mClipboard->SetText(utf16string);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HeadlessClipboard::GetData(nsITransferable* aTransferable,
|
|
int32_t aWhichClipboard) {
|
|
if (aWhichClipboard != kGlobalClipboard) {
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsISupportsString> dataWrapper =
|
|
do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID, &rv);
|
|
rv = dataWrapper->SetData(mClipboard->GetText());
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
nsCOMPtr<nsISupports> genericDataWrapper = do_QueryInterface(dataWrapper);
|
|
rv = aTransferable->SetTransferData(kUnicodeMime, genericDataWrapper);
|
|
if (NS_WARN_IF(NS_FAILED(rv))) {
|
|
return rv;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HeadlessClipboard::EmptyClipboard(int32_t aWhichClipboard) {
|
|
if (aWhichClipboard != kGlobalClipboard) {
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
mClipboard->Clear();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HeadlessClipboard::HasDataMatchingFlavors(
|
|
const nsTArray<nsCString>& aFlavorList, int32_t aWhichClipboard,
|
|
bool* aHasType) {
|
|
*aHasType = false;
|
|
if (aWhichClipboard != kGlobalClipboard) {
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
// Retrieve the union of all aHasType in aFlavorList
|
|
for (auto& flavor : aFlavorList) {
|
|
if (flavor.EqualsLiteral(kUnicodeMime) && mClipboard->HasText()) {
|
|
*aHasType = true;
|
|
break;
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HeadlessClipboard::SupportsSelectionClipboard(bool* aIsSupported) {
|
|
*aIsSupported = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
HeadlessClipboard::SupportsFindClipboard(bool* _retval) {
|
|
NS_ENSURE_ARG_POINTER(_retval);
|
|
|
|
*_retval = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
} // namespace widget
|
|
} // namespace mozilla
|